Carbon, Exhaust, Fuel Economy and Study

CARB releases results of multi-year E15 study; multiple air quality benefits with slight reduction in fuel economy

Green Car Congress

JULY 18, 2022

The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). The study used two fuels—an E10 and E15. SULEV30, ULEV50, ULEV70, and ULEV125).

Fuel Economy

Fuel Economy Economy Fuel Ozone

ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

APRIL 10, 2014

Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

Fuel Economy

Fuel Economy Economy Cost Of Fuel

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Green Car Congress

JANUARY 19, 2014

Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.

Exhaust

Exhaust Engine Fuel Greece

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

Green Car Congress

FEBRUARY 22, 2018

Their study is publishedin the ACS journal Environmental Science & Technology. Top: Gravimetric PM mass, PM mass calculated based on the IPSD method, black carbon, and EC/OC emissions over the LA92 cycle. In the study, the team used two MY 2016 passenger cars. Yang et al. Click to enlarge. —Yang et al.

Gasoline

Gasoline Emissions Engine Fuel Economy

Environment Canada/MECA team assesses black carbon emissions in GDI engine exhaust; evaluation of prototype gasoline particulate filter

Green Car Congress

JUNE 2, 2014

Although gasoline direct injection engines (GDI) are a favorable technology for reducing fuel consumption and greenhouse gas emissions, recent studies have shown that GDI vehicles could emit more PM than traditional PFI (gasoline port fuel injection) vehicles as well as heavy-duty diesel trucks equipped with diesel particulate filters.

Environment

Environment Exhaust Gasoline Canada

Environment Canada study finds vehicle exhaust a significant source of isocyanic acid; suggests consideration of new emission standard

Green Car Congress

JULY 12, 2013

Researchers at Environment Canada have found that vehicle exhaust is a significant source of isocyanic acid (HNCO), a toxic gaseous acid that is a product of various forms of combustion and a potential health concern. Automobile exhaust is also a known source of inorganic acids such as nitric (HNO 3 ) and nitrous (HONO) acids.

Exhaust

Exhaust Canada Environment Emissions

ADEPT project to apply gasoline engine HyBoost system to diesel; 48V architecture; full hybrid fuel economy at much lower cost

Green Car Congress

SEPTEMBER 4, 2013

The project aims to deliver full hybrid equivalent fuel economy and performance with less than 70 g/km CO 2 emissions as measured over the European Drive Cycle, but at a significantly lower cost. version of its vehicle (a 2009 Ford Focus) but with fuel economy and CO 2 emissions approaching those of a Prius.

Fuel Economy

Fuel Economy Diesel Economy Gasoline

U Toronto team assess the climate trade-off between reduced CO2 and increased Black Carbon from GDI engines

Green Car Congress

JULY 14, 2016

The upside of gasoline direct injection (GDI) engines is widely seen as being improved fuel economy coupled with an increase in specific power (especially with turbocharging), enabling significant downsizing. A new study by a team at the University of Toronto has made a preliminary assessment of the climate trade-off (i.e.,

Climate

Climate Engine Carbon Fuel Economy

U Toronto study measures GDI emissions in urban near-road environment

Green Car Congress

FEBRUARY 5, 2016

A study of emissions from gasoline direct injection (GDI) vehicles in an urban near-road environment in Toronto over a wide range of weather conditions (February 2014 to January 2015) found that—other than for NO x and CO—the GDI engines had elevated emissions compared to the Toronto fleet.

Environment

Environment Emissions Exhaust 2014

UC Riverside team examines influence of mid-and high-level ethanol blends on pollution from GDI flex fuel vehicle

Green Car Congress

JANUARY 2, 2019

The study found that higher ethanol blends—i.e., the E30 and E78—led to statistically significant reductions of 9%–13% for total hydrocarbon (THC); 13%–44% for non-methane hydrocarbon (NMHC); 20%–35% for carbon monoxide (CO); and 17%–36% for nitrogen oxides (NO x ) emissions compared to the high-aromatics E10 fuel.

Pollution

Pollution Fuel Vehicles Emissions

ICCT study concludes no technical barriers to use of higher blends of ethanol

Green Car Congress

FEBRUARY 5, 2014

Broadly, the study by Stephanie Searle, Francisco Posada Sanchez, Chris Malins, and John German concludes that (a) technical barriers do not prevent the use of higher blends of ethanol, and (b) slow uptake of blends such as E15 and E85 is due to other factors, including high cost, legal and warranty issues, and consumer awareness and acceptance.

Gasoline

Gasoline Exhaust Water Fuel

Study finds air quality models significantly underestimate traffic as source of NOx in Europe

Green Car Congress

JUNE 1, 2017

Traffic contributes more to NO x emissions in Europe than previously thought, according to a new study by a team at the University of Innsbruck. A large number of new studies have recently been published suggesting that emission levels from test stands have to be adjusted upwards. We record 36,000 data points per hour.

Europe

Europe Diesel Emissions Pollution

Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US

Green Car Congress

APRIL 19, 2013

A study by a team from Ford Motor Company and AVL has concluded that a mid-level ethanol blend—greater than E20 but less than E40—appears to be attractive as a long-term future fuel for the US for use in engines optimized for the higher octane blend. Volumetric fuel economy. Earlier post.) Earlier post.).

Engine

Engine Fuel Ford Future

VTT, Argonne joint study concludes new technologies to reduce friction should be able to reduce fuel consumption by up to 61% in 15-25 years

Green Car Congress

JANUARY 12, 2012

Use of new technologies to reduce friction losses should be able to lower automotive fuel consumption and emissions by 18% within the next 5 to 10 years and by up to 61% within 15 to 25 years, according to a joint study by VTT Technical Research Centre of Finland and Argonne National Laboratory (ANL) in the US. million TJ/a.

Fuel

Fuel Exhaust MPH Finland

NSF and DOE form Partnership on Advanced Combustion Engines; goal 25-40% better LDV fuel economy and 55% BTE in heavy-duty engines; $12M in awards for FY 2012-2014

Green Car Congress

MAY 12, 2012

The high-level performance goals of the Partnership are a 25-40% improvement in fuel economy in a light-duty vehicle (LDV) and achieving 55% brake thermal efficiency (BTE) in heavy-duty engine systems. bio-derived) fuels have the potential to dramatically increase fuel economy. The potential is significant.

Fuel Economy

Fuel Economy Engine Economy 2014

2017 Chrysler Pacifica wins Altair Enlighten Award for weight reduction in full vehicle category; Toyota, Faurecia and AP&T module, technology winners

Green Car Congress

JULY 31, 2017

Toyota’s carbon fiber closure panels for the 2017 Prius Prime and Lexus LC500 ( earlier post ), and Faurecia’s Adaptive Valve for exhaust systems employed on the 2017 Chevrolet Silverado took the top honors for the module category. Weight reduction is a key contributor to improved fuel economy. 2017 Chrysler Pacifica.

Chrysler

Chrysler 2017 Toyota Minivan

Ricardo advancing with two novel heavy-duty vehicle technologies: cryogenic split-cycle engine and microwave fuel reforming

Green Car Congress

SEPTEMBER 4, 2013

The recuperated engine uses isothermal compression via cryogenic injection to enable significant exhaust to compressed gas heat transfer. Heavy duty vehicles, such as long haul trucks, represent a significant challenge in terms of the reduction of carbon dioxide emissions. Source: Neville Jackson. Click to enlarge.

Engine

Engine Fuel Vehicles Waste

Study finds V2G-capable electric school buses cost-effective with current technology; financial and environmental benefits

Green Car Congress

MAY 29, 2014

Electric school bus fleets with vehicle-to-grid (V2G) capabilities are cost-effective with today’s technology, and could save schools money while reducing greenhouse gas emissions and improving public health, according to a new study by a team at the University of Delaware’s College of Earth, Ocean, and Environment (CEOE).

Fleet

Fleet Electric Electrical Climate Change

CPT/AVL Study: New Generation of Micro-Hybrid Technologies Can Enable More than 25% Reduction in Fuel Consumption at Lower Cost Than Full Hybrid Drive Systems

Green Car Congress

SEPTEMBER 13, 2010

The intent is to enable aggressive yet near term downsizing and downspeeding of existing engine families, delivering proven CO reduction and fuel economy improvement, without the usual dynamic compromises that typically limit market acceptance. —Morris et al. common rail TDI engine.

VRLA

VRLA Hybrid Downsizing Fuel

ICCT-sponsored study of in-use testing of 3 Tier2-Bin5, CA LEV-II light-duty diesels finds wide variation of emissions against the limits

Green Car Congress

JUNE 2, 2014

The researchers used a Horiba OBS-2200 portable emissions measurement system (PEMS) to measure gaseous exhaust emissions, including NO x , carbon monoxide (CO), carbon dioxide (CO 2 ) and total hydrocarbons (THC) on a continuous basis.

Diesel

Diesel Emissions Light Los Angeles

NRC Canada team investigates effect of gasoline particulate filter on PM from light-duty GDI engine

Green Car Congress

SEPTEMBER 17, 2015

GDI engines help improve fuel economy and therefore reduce CO 2 emissions; however, they can have higher particulate emissions due to shorter fuel/air mixing times in the cylinder compared to multiport fuel injection engines. Credit: ACS, Saffaripour et al. Click to enlarge. Earlier post.) . … —Saffaripour et al.

Gasoline

Gasoline Canada Light Engine

DOE to award up to $137M for SuperTruck II, Vehicle Technology Office programs

Green Car Congress

AUGUST 16, 2016

SuperTruck II builds on the successful SuperTruck I program, which has already led to more than twenty fuel saving technologies that have reached the commercial market, said Acting Assistant Secretary David Friedman. Develop fluorine containing carbonate solvents that will allow existing lithium ion batteries to operating above 4.5

Vehicles

Vehicles Plug-in Lithium Ion Universal

DOE issues FY 2015 SBIR/STTR Release 2 funding opportunity, including hydrogen fuel cells, electric drive batteries

Green Car Congress

DECEMBER 9, 2014

Technical topics for this FOA—which span the range of DOE interests from fossil to nuclear to renewable and low-carbon energies—include two hydrogen- and fuel-cell-related topics: fuel cell-battery electric hybrid trucks and in-line quality control devices for polymer electrolyte membrane (PEM) fuel cells.

2015

2015 Hydrogen Fuel Batteries

NYSERDA awards $4.6M to 17 transportation projects; support for Syracuse U supercritical diesel injection project

Green Car Congress

FEBRUARY 9, 2011

The investments will support demonstration projects, new product development and feasibility studies. Syracuse University (with BorgWarner of Ithaca) is working on a diesel engine fuel injection system that would create a “supercritical” mixture of fuel and carbon dioxide for a more efficient, less polluting engine.

Diesel

Diesel Transportation New York Pollution

Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

Green Car Congress

MAY 12, 2017

A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines. —Saliba et al.

Fleet

Fleet Engine Global Fuel Economy

Researchers find HEV under real-world conditions delivers significantly greater fuel economy benefits than EPA “sticker” values

Green Car Congress

AUGUST 3, 2015

The vehicles under study were a conventional and hybrid Camry). In other words, they found that they real-world fuel economy benefit of adoption of HEVs may be better than for estimates based on EPA “sticker” fuel economy alone. Studies such as these are critical as HEVs and other electrified vehicles (i.e.,

Fuel Economy

Fuel Economy EPA Economy Fuel

HEI report identifies potential health consequences from new vehicle fuels and technologies; recommended actions

Green Car Congress

MARCH 14, 2011

Rather than relying as extensively on oil as the source of energy to power vehicles—most of it imported to the United States and Europe from other countries—we will use increasing amounts of ethanol and other potentially renewable fuels as well as electricity. 1- and 3-month) animal exposure studies for GDI engine exposures.

Fuel

Fuel Vehicles Emissions Oil-Sands

2024 Genesis GV80 Review

Baua Electric

MAY 2, 2024

For the GV80 Coupe (from $136,000 + ORC), and in addition to its own unique styling cues, we find real carbon-fibre interior trim garnishing, a flat-bottom steering wheel, contrasting stitch work and seatbelts, and aluminium pedals. The listed output is 279kW and 530Nm with ADR Combined cycle fuel economy of 11.7

Petrol

Petrol SUV Range Mercedes

Use of Reformed Exhaust Gas Recirculation Gas as a Dual Fuel Can Significantly Reduce Both NOx and Smoke in a Diesel Engine at Low Loads

Green Car Congress

OCTOBER 17, 2009

A paper on their study appeared online 7 October in the ACS journal Energy & Fuels. 1 in the study. They modified the engine to operate under dual-fuel conditions with a flexible selection of diesel/gaseous fuel ratios. Energy Fuels , Article ASAP doi: 10.1021/ef900796p. Credit: ACS, Tsolakis et al.

Exhaust

Exhaust Gas Diesel Engine

Study explores impact of alcohol-gasoline blends with early inlet valve closing at low and moderate loads on EGR tolerance

Green Car Congress

MARCH 20, 2013

A team from Brunel University, MAHLE Powertrain and University College London studied the combined effects of different inlet valve operating strategies on combustion, performance and emissions with different ethanol and 1-butanol blends with gasoline in a single-cylinder spark-ignition research engine equipped with a fully variable valvetrain.

Gasoline

Gasoline Exhaust Downsizing Engine

Study finds POMDME-diesel blends cut soot up to 34% with no NOx increase

Green Car Congress

MAY 31, 2017

The team examined blends of 5% and 10% POMDME in diesel in a single-cylinder heavy-duty diesel engine to gain an overview of the blend’s impact on engine performance and exhaust emissions. A paper on their work appears in the journal Fuel. Left: Smoke emissions. Right: NO x emissions. Iannuzzi et al. Click to enlarge. 2017.04.089.

Diesel

Diesel Exhaust Emissions Fuel

SAE REX: PHEVs and REEVs could open door for advanced combustion regime engines

Green Car Congress

NOVEMBER 7, 2016

In his introductory keynote, Michael Berube, Vehicle Technologies Office Director, Office of Energy Efficiency and Renewable Energy, noted the importance of both engine and fuel technology in a PHEV scenario. If PHEVs are going to play a big role, what is the fuel source for that? the addition of a port fuel injection system.

PHEV

PHEV Engine Fuel Economy Economy

What is the difference between BEVs, PHEVs and HEVs?

Drive Electric

OCTOBER 26, 2022

They have no gas, exhaust, clutch, gears, or spark plugs. Despite gains in fuel economy, gas vehicle days are numbered. A recent study has revealed that while it is more expensive to maintain an electric vehicle in the first year of ownership, in the long run, it is significantly cheaper than its petrol-powered counterparts. .

PHEV

PHEV New Zealand Petrol Gas-Electric

CCFA counters Paris mayor’s proposed total diesel ban with suggestion to focus on legacy fleet

Green Car Congress

DECEMBER 16, 2014

Until recently, the Times also observed, policy makers in Europe, including France, “ were extolling diesel cars as cleaner and more fuel efficient compared with gas-guzzling vehicles, emitting less carbon dioxide per kilometer. —CCFA. Earlier post.) Earlier post.). Earlier post.). —Franco et al.

Diesel

Diesel Fleet Pollution Europe

Saudi Aramco team finds dual-fuel Octane-on-Demand concept can outperform E30 gasoline

Green Car Congress

AUGUST 10, 2017

These properties generally enhance the practical anti-knock quality of conventional liquid fuels, even in relatively small concentrations. This enables higher thermal efficiencies to be achieved from engines that have been optimized to exploit the superior fuel anti-knock quality. —Morganti et al. —Morganti et al.

Gasoline

Gasoline Concept Fuel Engine

DOE to award up to $9M for Small Business programs in broad range of technologies including vehicles, biomass and hydrogen and fuel cells

Green Car Congress

APRIL 10, 2012

EERE’s Vehicles Technologies Program (VTP) is focused on developing technologies to enable average new vehicle fuel economy of more than 60 mpg (3.9 Phase I feasibility studies must be evaluated in full cells (not half cells) greater than 200 mAh in size while Phase II technologies should be demonstrated in full cells greater than 2Ah.

Hydrogen

Hydrogen Fuel Range Vehicles

Achates OPGCI project targeting 50% fuel efficiency gains over downsized GDI engine at reduced cost

Green Car Congress

DECEMBER 17, 2015

At idle and low loads, rebreathing of hot exhaust gases provided stable compression ignition with very low engine-out NO x and PM emissions. Rebreathing enabled reduced boost pressure, while greatly increasing exhaust temperature. Hydrocarbon and carbon monoxide emissions after the oxidation catalyst were very low.

Downsizing

Downsizing Engine Fuel Gasoline

A pathway to gasoline compressed ignition using naphtha fuels; higher efficiency, lower cost

Green Car Congress

MAY 2, 2014

A new study by Dr. Gautam Kalghatgi and his colleagues at Saudi Aramco provides further support a pathway for significant improvements in the efficiency of a gasoline engine (i.e., spark ignited, SI) by running it in compression ignition mode with naphtha fuels. Initially, GCI technology has to be developed using existing market fuels.

Gasoline

Gasoline Fuel Light Diesel

EADS demonstrating electric and hybrid aviation propulsion; innovative distributed propulsion series hybrid

Green Car Congress

JUNE 17, 2013

The Elektro E6 is envisioned to feature a full carbon composite structure, two motors, high wing propeller, solar cells technology, 6 seats, 480 kg (1,058 lb) payload and 500-km (311-mile) range. Initial study results by Airbus indicate that a single large gas power unit has advantages over two or more smaller gas power units.

Hybrid

Hybrid Re-Charge Electric Electrical

Road Test: 2024 Toyota Mirai Limited FCEV

Clean Fleet Report

MARCH 18, 2024

The fueling process is fast and easy and a FCEV operates exactly like a gasoline-powered car, but with no noise, exhaust fumes or emissions. Some rates that have been quoted in media studies: Electrify America: $0.48/kWh; In its second generation, the 2024 Toyota Mirai makes electricity onboard to drive its electric motor.

Toyota

Toyota Hydrogen Lexus California

GM provides technical details of the Gen 2 Voltec propulsion system used in the 2016 Volt

Green Car Congress

APRIL 23, 2015

Increased charge sustaining fuel economy. Out of this, the GM team selected several systems for more intensive study and comparison with two benchmark systems from other OEMs. 1) and external cooled exhaust gas recirculation (EGR). For the second-generation, GM wanted to enhance the electric performance of the Volt.

Volt

Volt GM 2016 Extended Range

Exploring gasoline-range naphtha as a low-soot, low-NOx alternative compression ignition fuel

Green Car Congress

OCTOBER 8, 2013

Light naphtha has a boiling range between 30 °C and 90 °C and 5-6 carbon atoms. Heavy naphtha has a boiling range between 90 °C and 200 °C and 7-11 carbon atoms. This leads to lower particulate matters (PM) emission in conventional diesel combustion, as shown by a number of other studies. Why naphtha?

Gasoline

Gasoline Fuel Range Diesel

Audi highlights its range of electrification efforts; Q7 diesel PHEV, A7 fuel cell PHEV, BEV, 48V and more; 750 Wh/l by 2025

Green Car Congress

NOVEMBER 17, 2015

For example, fuel economy statistics and a graphic display of the electric range is shown on the navigation map. The concept study offers sports car-like performance. Introduced last year at the LA Auto Show, the technology study Audi A7 h-tron quattro fuel cell vehicle sprints from 0 to 100 km/h (62.1

Audi

Audi PHEV Diesel Fuel

Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

JULY 17, 2015

The alternative-fuel car evolved to reduce exhaust emissions and other problems derived from burning fossil fuels. The PHEV (Plug-in Hybrid Electric Vehicle), a subset of the electric car, combines a primary electric motor with a much smaller back-up engine fueled with a hydrocarbon/biofuel mix.

PHEV

PHEV Plug-in Renewable Energy

CARB releases results of multi-year E15 study; multiple air quality benefits with slight reduction in fuel economy

ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

Environment Canada/MECA team assesses black carbon emissions in GDI engine exhaust; evaluation of prototype gasoline particulate filter

Environment Canada study finds vehicle exhaust a significant source of isocyanic acid; suggests consideration of new emission standard

ADEPT project to apply gasoline engine HyBoost system to diesel; 48V architecture; full hybrid fuel economy at much lower cost

U Toronto team assess the climate trade-off between reduced CO2 and increased Black Carbon from GDI engines

U Toronto study measures GDI emissions in urban near-road environment

UC Riverside team examines influence of mid-and high-level ethanol blends on pollution from GDI flex fuel vehicle

ICCT study concludes no technical barriers to use of higher blends of ethanol

Study finds air quality models significantly underestimate traffic as source of NOx in Europe

Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US

VTT, Argonne joint study concludes new technologies to reduce friction should be able to reduce fuel consumption by up to 61% in 15-25 years

NSF and DOE form Partnership on Advanced Combustion Engines; goal 25-40% better LDV fuel economy and 55% BTE in heavy-duty engines; $12M in awards for FY 2012-2014

2017 Chrysler Pacifica wins Altair Enlighten Award for weight reduction in full vehicle category; Toyota, Faurecia and AP&T module, technology winners

Ricardo advancing with two novel heavy-duty vehicle technologies: cryogenic split-cycle engine and microwave fuel reforming

Study finds V2G-capable electric school buses cost-effective with current technology; financial and environmental benefits

CPT/AVL Study: New Generation of Micro-Hybrid Technologies Can Enable More than 25% Reduction in Fuel Consumption at Lower Cost Than Full Hybrid Drive Systems

ICCT-sponsored study of in-use testing of 3 Tier2-Bin5, CA LEV-II light-duty diesels finds wide variation of emissions against the limits

NRC Canada team investigates effect of gasoline particulate filter on PM from light-duty GDI engine

DOE to award up to $137M for SuperTruck II, Vehicle Technology Office programs

DOE issues FY 2015 SBIR/STTR Release 2 funding opportunity, including hydrogen fuel cells, electric drive batteries

NYSERDA awards $4.6M to 17 transportation projects; support for Syracuse U supercritical diesel injection project

Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

Researchers find HEV under real-world conditions delivers significantly greater fuel economy benefits than EPA “sticker” values

HEI report identifies potential health consequences from new vehicle fuels and technologies; recommended actions

2024 Genesis GV80 Review

Use of Reformed Exhaust Gas Recirculation Gas as a Dual Fuel Can Significantly Reduce Both NOx and Smoke in a Diesel Engine at Low Loads

Study explores impact of alcohol-gasoline blends with early inlet valve closing at low and moderate loads on EGR tolerance

Study finds POMDME-diesel blends cut soot up to 34% with no NOx increase

SAE REX: PHEVs and REEVs could open door for advanced combustion regime engines

What is the difference between BEVs, PHEVs and HEVs?

CCFA counters Paris mayor’s proposed total diesel ban with suggestion to focus on legacy fleet

Saudi Aramco team finds dual-fuel Octane-on-Demand concept can outperform E30 gasoline

DOE to award up to $9M for Small Business programs in broad range of technologies including vehicles, biomass and hydrogen and fuel cells

Achates OPGCI project targeting 50% fuel efficiency gains over downsized GDI engine at reduced cost

A pathway to gasoline compressed ignition using naphtha fuels; higher efficiency, lower cost

EADS demonstrating electric and hybrid aviation propulsion; innovative distributed propulsion series hybrid

Road Test: 2024 Toyota Mirai Limited FCEV

GM provides technical details of the Gen 2 Voltec propulsion system used in the 2016 Volt

Exploring gasoline-range naphtha as a low-soot, low-NOx alternative compression ignition fuel

Audi highlights its range of electrification efforts; Q7 diesel PHEV, A7 fuel cell PHEV, BEV, 48V and more; 750 Wh/l by 2025

Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

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